HL7 Czech Base and Core FHIR IG
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This page is part of the Czech National FHIR R4 Core and Base Implementation Guide STU 1 (v0.3.0: STU 1) based on FHIR (HL7® FHIR® Standard) R4. This is the current published version in its permanent home (it will always be available at this URL). For a full list of available versions, see the Directory of published versions

Extension: Organization Logo

Official URL: https://hl7.cz/fhir/core/StructureDefinition/cz-organization-logo Version: 0.3.0
Active as of 2026-03-06 Computable Name: CZ_OrganizationLogo

An extension to associate a logo (e.g., image or icon) with an Organization, using a reference to a profile Attachment resource.

Context of Use

    This extension may be used on the following element(s)

Usage info

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Organization Logo
... extension 0..0 Extension
... url 1..1 uri "https://hl7.cz/fhir/core/StructureDefinition/cz-organization-logo"
... value[x] 1..1 Reference(DocumentReference containing logo (CZ)) Reference to a Document reference containing the logo image

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Organization Logo
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "https://hl7.cz/fhir/core/StructureDefinition/cz-organization-logo"

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Reference: An extension to associate a logo (e.g., image or icon) with an Organization, using a reference to a profile Attachment resource.

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Organization Logo
... extension 0..0 Extension
... url 1..1 uri "https://hl7.cz/fhir/core/StructureDefinition/cz-organization-logo"
... value[x] 1..1 Reference(DocumentReference containing logo (CZ)) Reference to a Document reference containing the logo image

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Organization Logo
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "https://hl7.cz/fhir/core/StructureDefinition/cz-organization-logo"

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Reference: An extension to associate a logo (e.g., image or icon) with an Organization, using a reference to a profile Attachment resource.

 

Other representations of profile: CSV, Excel, Schematron

Constraints

Id Grade Path(s) Description Expression
ele-1 error **ALL** elements All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
ext-1 error **ALL** extensions Must have either extensions or value[x], not both extension.exists() != value.exists()